1200 DPI Resolution - provides responsive, smooth cursor control and precise tracking and easy text selection thanks to high-definition optical tracking (1200 dpi).Optical Technology - Features...

Metal Scroll Wheel: Navigate quickly and easily with the convenient scroll wheel.1000 DPI Resolution: It provides responsive, smooth cursor control and precise tracking and easy text selection thanks...

Compact, pocket-size: Perfect for On-The-Go usersPrecise Optical Sensor4-Button with 2 adjustable dpi settings 1000/1600dpi2.4Ghz Wireless dongle stores in the bottom of the mouse & 1-AAA battery...

Wireless Technology - Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs.4-Way Tilting Wheel - Allows for vertical and horizontal scrolling...